OFFSET
1,2
REFERENCES
J. M. Borwein, D. H. Bailey and R. Girgensohn, Experimentation in Mathematics, A K Peters, Ltd., Natick, MA, 2004. x+357 pp. See p. 198.
J. M. Borwein and P. B. Borwein, Pi and the AGM, page 293.
L. E. Dickson, Introduction to the theory of numbers, Dover, NY, 1929.
LINKS
J. Borwein and K.-K. S. Choi, On the representations of xy+yz+zx, Experimental Mathematics, 9 (2000), 153-158.
Experimental Mathematics, Home Page
FORMULA
a(n) = A034168(n) / 2. - Sean A. Irvine, Aug 03 2020
CROSSREFS
KEYWORD
nonn,fini,full,nice
AUTHOR
Jonathan Borwein (jborwein(AT)cecm.sfu.ca), choi(AT)cecm.sfu.ca (Stephen Choi)
STATUS
approved